1321036640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107227}}^1$

素因数の和:107260

約数の個数: 96

約数和(自身を含む): 3891089664

約数和(自身を除く): 2570053024

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 107227, 214454, 428908, 536135, 750589, 857816, 1072270, 1179497, 1501178, 1715632, 2144540, 2358994, 3002356, 3431264, 3752945, 4289080, 4717988, 5897485, 6004712, 7505890, 8256479, 8578160, 9435976, 11794970, 12009424, 15011780, 16512958, 17156320, 18871952, 23589940, 24018848, 30023560, 33025916, 37743904, 41282395, 47179880, 60047120, 66051832, 82564790, 94359760, 120094240, 132103664, 165129580, 188719520, 264207328, 330259160, 660518320, 1321036640]

約数ペア:

[(1, 1321036640), (2, 660518320), (4, 330259160), (5, 264207328), (7, 188719520), (8, 165129580), (10, 132103664), (11, 120094240), (14, 94359760), (16, 82564790), (20, 66051832), (22, 60047120), (28, 47179880), (32, 41282395), (35, 37743904), (40, 33025916), (44, 30023560), (55, 24018848), (56, 23589940), (70, 18871952), (77, 17156320), (80, 16512958), (88, 15011780), (110, 12009424), (112, 11794970), (140, 9435976), (154, 8578160), (160, 8256479), (176, 7505890), (220, 6004712), (224, 5897485), (280, 4717988), (308, 4289080), (352, 3752945), (385, 3431264), (440, 3002356), (560, 2358994), (616, 2144540), (770, 1715632), (880, 1501178), (1120, 1179497), (1232, 1072270), (1540, 857816), (1760, 750589), (2464, 536135), (3080, 428908), (6160, 214454), (12320, 107227)]